PERIODICALS.

The article presents several research abstracts along with there authors and titles. Some of them are, "A contribution to the theory of competitive price," by J.M. Clark, which is study of the relations between competitive price and expense of production under dynamic conditions, " "English foreign trade under Elizabeth," by R. Read, which focuses on a manuscript from the State Papers, about 1580, giving the proper times and wares for shipment to various places, "The cultivation of waste land," by A.D. Hall, addresses of the president of agricultural section of the British Association for the Advancement of Science in Australia, 1914. In addition to that, the article presents information on various other abstracts such as, "Proceedings of the agricultural conference held by the Corn Exchange Bank of Philadelphia," which contains discussions on rural credit, etc. "The wool conference in Washington," which gives account of conference to consider improved methods of growing sheep and handling wool.